Sylhet DivisionSylhet Division (সিলেট বিভাগ) is the northeastern division of Bangladesh. It is bordered by the Indian states of Meghalaya, Assam and Tripura to the north, east and south respectively, and by the Bangladeshi divisions of Chittagong to the southwest and Dhaka and Mymensingh to the west. Prior to 1947, it included the subdivision of Karimganj (presently in Barak Valley, India). However, Karimganj (including the thanas of Badarpur, Patharkandi and Ratabari) was inexplicably severed from Sylhet by the Radcliffe Boundary Commission.
Northeast IndiaNortheast India (officially the North Eastern Region (NER)) is the easternmost region of India representing both a geographic and political administrative division of the country. It comprises eight states—Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland and Tripura (commonly known as the "Seven Sisters"), and the "brother" state Sikkim. The region shares an international border of (about 99 percent of its total geographical boundary) with several neighbouring countries – with China in the north, with Myanmar in the east, with Bangladesh in the south-west, with Nepal in the west, and with Bhutan in the north-west.
AssamAssam (ə'sæm,_æ-; ˈɔxɔm) is a state in northeastern India, south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an area of . The state is bordered by Bhutan and Arunachal Pradesh to the north; Nagaland and Manipur to the east; Meghalaya, Tripura, Mizoram and Bangladesh to the south; and West Bengal to the west via the Siliguri Corridor, a strip of land that connects the state to the rest of India. Assamese and Boro are the official languages of Assam, while Bengali is an additional official language in the Barak Valley.